The TCA Cycle

question 37

Multiple Choice

The TCA cycle

• A) begins with the formation of a molecule of citric acid.
• B) contains enzymes called cytochromes.
• C) consumes two moles of carbon dioxide.
• D) directly produces most of the ATP from the catabolism of glucose.
• E) forms acetyl- CoA from glucose- 6- phosphate.

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Definitions:

Delta Waves

Low-frequency brain waves that are present during deep sleep and are associated with healing and regeneration in the human body.

Circadian Rhythm

The natural, internal process that regulates the sleep-wake cycle and repeats roughly every 24 hours.

Stage III

A classification in disease staging, often indicating advanced or moderately advanced disease, with specifics varying by the condition being described.

Sleep Cycle

The progression through various stages of non-REM and REM sleep that occurs multiple times during a typical night's sleep, important for physical and mental restoration.